tornavis/source/blender/blenlib/BLI_polyfill_2d_beautify.h

56 lines
1.9 KiB
C

/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __BLI_POLYFILL_2D_BEAUTIFY_H__
#define __BLI_POLYFILL_2D_BEAUTIFY_H__
/** \file
* \ingroup bli
*/
#ifdef __cplusplus
extern "C" {
#endif
struct Heap;
struct MemArena;
void BLI_polyfill_beautify(const float (*coords)[2],
const unsigned int coords_tot,
unsigned int (*tris)[3],
/* structs for reuse */
struct MemArena *arena,
struct Heap *eheap);
float BLI_polyfill_beautify_quad_rotate_calc_ex(const float v1[2],
const float v2[2],
const float v3[2],
const float v4[2],
const bool lock_degenerate,
float *r_area);
#define BLI_polyfill_beautify_quad_rotate_calc(v1, v2, v3, v4) \
BLI_polyfill_beautify_quad_rotate_calc_ex(v1, v2, v3, v4, false, NULL)
/* avoid realloc's when creating new structures for polyfill ngons */
#define BLI_POLYFILL_ALLOC_NGON_RESERVE 64
#ifdef __cplusplus
}
#endif
#endif /* __BLI_POLYFILL_2D_BEAUTIFY_H__ */